New video and 911 calls shed light on what led up to the fatal shooting of 16-year-old Ma’Khia Bryant, who the police said was wielding a knife before an officer fired the four shots that killed her.

New video and 911 calls shed light on what led up to the fatal shooting of 16-year-old Ma’Khia Bryant, who the police said was wielding a knife before an officer fired the four shots that killed her.